PLANT EMERGENCE. “Vascular plants evolved in the Middle to Late Silurian period, about 420 million years ago. The fossil record indicates that these primitive plants had branched stems with sporangia but no leaves. Leaf-like lateral outgrowths subsequently evolved on at least two independent occasions.”
https://lnkd.in/dkj5_Ru
linkedin post 2022-06-29 05:12:48
Nigel Fleming
September 21, 2022